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    <script>
      //es6引入rest参数，用于获取函数的实参，用来代替arguments
      function data(...args) {
        console.log(args);
      }
      data("许晨阳", "张松涛", "郭少"); //返回包含实参的数组

      //rest参数必须放到最后
      function data1(a, b, ...args) {
        console.log(a);
        console.log(b);
        console.log(args);
      }
      data1(1, 2, 3, 4, 5, 6, 7, 8, 9);
    </script>
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